Summary
Overview
Work History
Education
Skills
Certification
Timeline
Hi, I’m

Aminul Islam Hossain

consultant
Banglore
Aminul Islam Hossain

Summary

Senior Network & Security Engineer with 14+ years of experience designing, implementing, and securing large-scale datacenter and cloud networks. Specialized in VMware NSX (V & T), Cisco Nexus, and Palo Alto firewalls across banking and enterprise environments. Proven expertise in driving global migrations, optimizing network performance, and leading cross-functional teams in high-stakes environments.

Overview

17
years of professional experience
7
Certifications

Work History

Kyndryl

SME
02.2022 - Current

Job overview

  • Working on creating, designing and configuration new steps of NSX-T.
  • Working and resolving Load Balancer issue of NSX-V and NSX-T.
  • Creating documentation and diagram for existing setup and new setup.
  • Configuring, Managing and Troubleshooting NSX-V and NSX-T issues for logical segment, logical router, LB, Firewall rules for E-W and N-S traffic, NAT and VPN solutions.
  • Doing discussion, preparing Plan and working on any new projects related to NSX and Application that are associated with NSX.
  • WORKSTATION - Banglore

Wipro Limited

Lead administrator
06.2020 - 02.2022

Job overview

  • I am currently working as VMware NSX administrator for CITI Bank project.
  • Creating, managing and troubleshooting VMware NSX
  • Managing 7 datacenters across the globe.
  • Deploying NSX Manager, NSX Edge, NSX load balancer, Create DLR and logical switch.
  • Upgrading NSX Manager (NSX-v and NSX-T) and Edges, NSX load balancer with respect to compliance.
  • Working on latest AVI load balancer which integrates with NSX-T.
  • Troubleshooting NSX Manager/, NSX load balancer issue
  • Configure and Manager the Firewall rule services
  • WORKSTATION - Banglore

Dell

Senior Engineer Service delivery
07.2019 - 06.2020

Job overview

  • Working on CITI BANK project.
  • Working on VX-RAIL technology.
  • Managing 7 locations of datacenter across the globe.
  • Managing the Nexus 9k,7k,5k and other cisco products like 6509,3700,1900 etc…
  • Monitoring and configured port-channel/vlan/routing/VPC on Nexus 9K/5K/7K…
  • Hands on exposure of NSX-V and NSX-T environment.
  • Working on latest AVI load balancer which integrates with NSX-T.
  • Understanding of Load balancer /Edge on NSX-T.
  • Having Knowledge on one arm /inline mode load balance/edge.
  • Integrate with PSC and Vcenter of NSX-T Manager.
  • Installing the VIB file to the cluster.
  • Configured backup of NSX manager.
  • Generate CSR certificate and apply to NSX Manager.
  • Editing /deleting/ modifying the firewall Policy of NSX.
  • Managing and monitoring the Inter-DC link.
  • WORKSTATION - Pune

Dimension Data

Network Engineer
06.2017 - 06.2019

Job overview

  • Working on the project SBI Bank.
  • It’s a PAN India project having more than 25000 branches and 16 circles.
  • Working on latest technology called VXBLOCK 540 Hyper-converged infrastructure (SDDC)
  • Managing the Nexus 9k,7k,5k and other cisco products like 6509,3700,1900 etc…
  • Managing and monitoring ISP Link like vodafone ,railtel,BSNL MPLS cloud, TATA and more.
  • Basic understanding of Load balancer /Edge on NSX.
  • Integrate with PSC and Vcenter of NSX Manager.
  • Integrated NSX manager with Trend Micro to secure the host and VMs.
  • Editing /deleting/ modifying the firewall Policy of NSX.
  • Coordinating with VMware for the issue with Vcenter, NSX Manager and Trend Micro.
  • WORKSTATION - SBI project (BELAPUR)

Alltimeit Solution

Datacenter L2 – Operation Engineer
04.2016 - 05.2017

Job overview

  • Handling the Cisco /DELL Switches,HP Routers and switches.
  • Managing Hybrid clouds (Vmware)
  • Managing Fortigate Firewall (1000C) for port opening and defining policies as per client requirement.
  • Configure VDOM on Fortigate Firewall 1000C and 600B, as per the customer requirement.
  • Monitoring the EMC Storage, through the webconsole and follow up with the vendor for the hard disk faulty.
  • Handing the HP C-7000 and DELL power dedge 1000E chassis.
  • WORKSTATION - SIFY AIROLI
  • Key Responsibilities -

Impacts Infotech

ENGINEER L2 – NETWORK ADMINISTRATOR
03.2015 - 02.2016

Job overview

  • Handling the Cisco Routers series 1760,1941,1841,3945.
  • Handling the Catalyst Switch’s ,dell Switch for cloud computing, Cat-500, 2950, 2960, 3550 ,Dell-Force 10 S-4810,Dell-force 10 S-4820T ,Dell S-6000.
  • Managing Dell chassis blade server power edge M1000E and MXL Switch Force-10.
  • Restart the ESXi management host, create the VM’s,Vmotion and all.
  • Taking follow up with the Storage Team assigning the Lun for proper mapping.
  • Interface and Vlan configuration on Switches Dell-Force 10 S-4810,Dell-force 10 S-4820T ,Dell S-6000.
  • Client - Reliance Capital (Data Center), Koper Khairane.
  • Key Responsibilities –

Network Solution (An IBM Company)

NETWORK ENGINEER
09.2010 - 02.2015

Job overview

  • Handling the Routers of series 1760,1941,1841,3945,3725,4506.
  • Configuring Routers for point-to-point link, access-list, NAT, static routes, Float routes.
  • Handling the Catalyst Switch’s Cat-500, 2950, 2960, 3550 and core switch 6509.
  • Upgrade IOS and program routers and switches for network use, prior to deployment in data center and implement approved changes on production routers, switches and Firewalls.
  • Inventory management for Routers, Switch, Firewall at various branch locations and Datacenter.
  • Updated Network Diagram on Visio as well as cable labeling.
  • Client - Oriental Bank Commerce (Data Center), Koper Khairane.
  • Key Responsibilities –

Network Solution (An IBM Company)

ASSOCIATE - TECHNICAL
11.2009 - 08.2010

Job overview

  • Monitoring the Link through whatsup gold.
  • Co-ordinate with ISPs whenever links go down and follow up for the latest updates.
  • Configuring and managing Routing, switching, Fortigate Fiewall.
  • Configuring and managing CISCO Routers 7206,7204,1700,2600,3825 series
  • Also handling NORTEL ASN, ARN, and AN & Passport 2430 Routers.
  • Basic configuration and troubleshooting of RIP, EIGRP, OSPF protocols.
  • Creating the Access-list,Static Routes.
  • CLIENT - TAJ CORRIDOR, COLABA
  • Key Responsibilities –

Network Solution (An IBM Company)

END USER L1 Engineer
06.2008 - 10.2009

Job overview

  • First Level Network Troubleshooting for LAN/WAN involving latest Networking components.
  • Installation and management of Companies Network, Maintaining Network / Ethernet network of company connecting different Units.
  • Updating the cabling diagram & inventory of all the devices.
  • Taking daily backup (Logs, running config.) & health checkup of devices.
  • CLIENT - BHARATI AIRTEL, Mahape.
  • Key Responsibilities –

Education

UBI Institute

MBA from IT
01.2013

University Overview

GPA: 1st Class

A.S.C College (Mumbai University)

BSc from Physics
01.2007

University Overview

GPA: 2nd Class

A.S.C College (Mumbai University)

H.S.C
01.2004

University Overview

GPA: 2nd Class

K.A.Bhanita School

S.S.C
01.2002

University Overview

GPA: 2nd Class

Skills

Network Devices NSX and Palo alto Firewall, Cisco router and switch

Certification

Completed certification of CCNA 640-802.

Timeline

SME

Kyndryl
02.2022 - Current

Lead administrator

Wipro Limited
06.2020 - 02.2022

Senior Engineer Service delivery

Dell
07.2019 - 06.2020

Network Engineer

Dimension Data
06.2017 - 06.2019

Datacenter L2 – Operation Engineer

Alltimeit Solution
04.2016 - 05.2017

ENGINEER L2 – NETWORK ADMINISTRATOR

Impacts Infotech
03.2015 - 02.2016

NETWORK ENGINEER

Network Solution (An IBM Company)
09.2010 - 02.2015

ASSOCIATE - TECHNICAL

Network Solution (An IBM Company)
11.2009 - 08.2010

END USER L1 Engineer

Network Solution (An IBM Company)
06.2008 - 10.2009

A.S.C College (Mumbai University)

BSc from Physics

A.S.C College (Mumbai University)

H.S.C

K.A.Bhanita School

S.S.C

UBI Institute

MBA from IT

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